| 单词 | nickel ore |
| 释义 | > as lemmasnickel ore nickel ore n. ΚΠ 1836 T. Thomson Outl. Mineral. I. 523 The species of nickel ores hitherto observed, amount only to eight. 1899 Daily News 13 June 4/4 They ask that Canada shall not impose a duty on nickel ore or nickel matte. 1999 Britannica Online (Version 99.1) at New Caledonia The weathering of serpentine rock provides the territory [sc. New Caledonia] with 20 percent of the world's known reserves of nickel ore. < as lemmas |
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